@charset "UTF-8";
.clearfix:after {
  display: block;
  clear: both;
  content: "";
  width: 0;
  height: 0;
  overflow: hidden;
}
html,
body {
  height: 100%;
}
.head {
  position: fixed;
  top: 0;
  padding-left: .4266667rem;
  padding-right: .4266667rem;
  padding-top: .2666667rem;
  width: 100%;
  height: 1.2777778rem;
  box-sizing: border-box;
  box-shadow: 0 0 10px 1px rgba(7, 17, 27, 0.1);
  z-index: 9999;
  background: #fff;
}
.head-logo {
  float: left;
  width: 1.66666667rem;
  height: .83333334rem;
}
.head-logo .logo {
  display: block;
  width: 1.66666667rem;
  height: .83333334rem;
}
.head-logo .logo img {
  width: 100%;
  height: 100%;
}
.head-search {
  margin-right: 20px;
  float: right;
}
.head-title {
  margin-top: 4px;
  margin-left: 10px;
  padding-left: 10px;
  float: left;
  height: 20px;
  line-height: 20px;
  font-size: 14px;
  border-left: 1px solid #888;
}
.search-group {
  position: relative;
}
.search-group .search-input {
  box-sizing: border-box;
  padding: 0 40px 0 6px;
  width: 220px;
  height: 30px;
  font-size: 16px;
  border: none;
  border-radius: 6px;
  background: #eee;
  outline: none;
}
.search-group .search-btn {
  display: block;
  margin-right: 10px;
  position: absolute;
  right: 0;
  top: 0;
  width: 30px;
  height: 30px;
  border: none;
  background: url(../images/head-search.svg) no-repeat center center;
  background-size: 22px;
  cursor: pointer;
}
.content {
  position: fixed;
  top: 1.28rem;
  bottom: 50px;
  width: 100%;
}
.foot {
  position: fixed;
  bottom: 0;
  width: 100%;
  height: 50px;
  background: #fff;
  z-index: 9999;
}
.foot-nav {
  box-shadow: 0 0 10px 1px rgba(7, 17, 27, 0.1);
}
.foot-nav .foot-nav-list {
  position: relative;
  float: left;
  width: 20%;
  height: 50px;
  line-height: 50px;
  text-align: center;
}
.foot-nav .foot-nav-list a {
  display: block;
  text-decoration: none;
  color: #AAA;
  -webkit-tap-highlight-color: transparent;
}
.foot-nav .foot-nav-list span {
  display: block;
  height: 20px;
  line-height: 20px;
}
.foot-nav .foot-nav-list .active {
  color: red;
}
.foot-nav .foot-nav-list .icon {
  display: block;
  margin: 6px auto 0;
  width: 20px;
  height: 20px;
}
.foot-nav .foot-nav-list .home {
  background: url(../images/footnav/home.svg) no-repeat center center;
  background-size: 20px;
}
.foot-nav .foot-nav-list .home2 {
  background: url(../images/footnav/home2.svg) no-repeat center center;
  background-size: 20px;
}
.foot-nav .foot-nav-list .note {
  background: url(../images/footnav/note.svg) no-repeat center center;
  background-size: 20px;
}
.foot-nav .foot-nav-list .note2 {
  background: url(../images/footnav/note2.svg) no-repeat center center;
  background-size: 20px;
}
.foot-nav .foot-nav-list .issue {
  background: url(../images/footnav/issue.svg) no-repeat center center;
  background-size: 20px;
}
.foot-nav .foot-nav-list .issue2 {
  background: url(../images/footnav/issue2.svg) no-repeat center center;
  background-size: 20px;
}
.foot-nav .foot-nav-list .exercises {
  background: url(../images/footnav/exercises.svg) no-repeat center center;
  background-size: 20px;
}
.foot-nav .foot-nav-list .exercises2 {
  background: url(../images/footnav/exercises2.svg) no-repeat center center;
  background-size: 20px;
}
.foot-nav .foot-nav-list .myuser {
  background: url(../images/footnav/myuser.svg) no-repeat center center;
  background-size: 20px;
}
.foot-nav .foot-nav-list .myuser2 {
  background: url(../images/footnav/myuser2.svg) no-repeat center center;
  background-size: 20px;
}
